libarea: split into area-native and area python

src/Mod/Path/libarea/Area.cpp

@@ -24,6 +24,24 @@ bool CArea::m_set_processing_length_in_split = false;
 double CArea::m_after_MakeOffsets_length = 0.0;
 //static const double PI = 3.1415926535897932;
 
+#define _CAREA_PARAM_DEFINE(_class,_type,_name) \
+    _type CArea::get_##_name() {return _class::_name;}\
+    void CArea::set_##_name(_type _name) {_class::_name = _name;}
+
+#define CAREA_PARAM_DEFINE(_type,_name) \
+    _type CArea::get_##_name() {return m_##_name;}\
+    void CArea::set_##_name(_type _name) {m_##_name = _name;}
+
+_CAREA_PARAM_DEFINE(Point,double,tolerance);
+CAREA_PARAM_DEFINE(bool,fit_arcs)
+CAREA_PARAM_DEFINE(bool,clipper_simple);
+CAREA_PARAM_DEFINE(double,clipper_clean_distance);
+CAREA_PARAM_DEFINE(double,accuracy);
+CAREA_PARAM_DEFINE(double,units);
+CAREA_PARAM_DEFINE(short,min_arc_points);
+CAREA_PARAM_DEFINE(short,max_arc_points);
+CAREA_PARAM_DEFINE(double,clipper_scale);
+
 void CArea::append(const CCurve& curve)
 {
 	m_curves.push_back(curve);

src/Mod/Path/libarea/Area.h

@@ -84,6 +84,21 @@ public:
 	void SpanIntersections(const Span& span, std::list<Point> &pts)const; 
 	void CurveIntersections(const CCurve& curve, std::list<Point> &pts)const; 
 	void InsideCurves(const CCurve& curve, std::list<CCurve> &curves_inside)const;
+
+    //Avoid outside direct accessing static member variable because of Windows DLL issue
+#define CAREA_PARAM_DECLARE(_type,_name) \
+    static _type get_##_name();\
+    static void set_##_name(_type _name);
+
+    CAREA_PARAM_DECLARE(double,tolerance);
+    CAREA_PARAM_DECLARE(bool,fit_arcs)
+    CAREA_PARAM_DECLARE(bool,clipper_simple);
+    CAREA_PARAM_DECLARE(double,clipper_clean_distance);
+    CAREA_PARAM_DECLARE(double,accuracy);
+    CAREA_PARAM_DECLARE(double,units);
+    CAREA_PARAM_DECLARE(short,min_arc_points);
+    CAREA_PARAM_DECLARE(short,max_arc_points);
+    CAREA_PARAM_DECLARE(double,clipper_scale);
 };
 
 enum eOverlapType

src/Mod/Path/libarea/CMakeLists.txt

@@ -65,37 +65,52 @@ file(GLOB headers "${CMAKE_CURRENT_SOURCE_DIR}/*.h")
 
 # this makes the Python module
 add_library(
-  area
+  area-native
-  MODULE
+  SHARED
   ${AREA_SRC_COMMON}
   ${AREA_SRC_CLIPPER}
-  ${PYAREA_SRC}
+)
+
+add_library(
+    area
+    MODULE
+    ${PYAREA_SRC}
 )
 
 if(MSVC)
-    set(area_LIBS
+    set(area_native_LIBS
-        ${Boost_LIBRARIES}
-        ${PYTHON_LIBRARIES}
         debug MSVCRTD.LIB
         debug MSVCPRTD.LIB
         optimized MSVCRT.LIB
         optimized MSVCPRT.LIB
     )
-elseif(MINGW)
     set(area_LIBS
         ${Boost_LIBRARIES}
         ${PYTHON_LIBRARIES}
+        ${area_native_LIBS}
+    )
+elseif(MINGW)
+    set(area_native_LIBS
         Rpcrt4.lib
     )
+    set(area_LIBS
+        ${Boost_LIBRARIES}
+        ${PYTHON_LIBRARIES}
+        ${area_native_LIBS}
+    )
 else(MSVC)
+    set(area_native_LIBS
+        )
     set(area_LIBS
         ${Boost_LIBRARIES}
         ${PYTHON_LIBRARIES}
     )
 endif(MSVC)
 
-target_link_libraries(area ${area_LIBS})
+target_link_libraries(area-native ${area_native_LIBS})
+SET_BIN_DIR(area-native area-native)
 
+target_link_libraries(area area-native ${area_LIBS} ${area_native_LIBS})
 SET_BIN_DIR(area area)
 SET_PYTHON_PREFIX_SUFFIX(area)
 
@@ -108,8 +123,20 @@ execute_process(
 
 message(STATUS "area module (for Path Workbench) will be installed to: " ${CMAKE_INSTALL_LIBDIR})
 
+if(WIN32)
+    set_target_properties(area-native PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS TRUE)
+    INSTALL(TARGETS area-native
+        RUNTIME DESTINATION bin
+        LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    )
+else(WIN32)
+    INSTALL(TARGETS area-native
+        LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    )
+endif(WIN32)
+
 # this installs the python library
 install(
     TARGETS area
-    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}
 )

src/Mod/Path/libarea/Curve.cpp

@@ -13,6 +13,12 @@ double Point::tolerance = 0.001;
 
 //static const double PI = 3.1415926535897932; duplicated in kurve/geometry.h
 
+//This function is moved from header here to solve windows DLL not export
+//static variable problem
+bool Point::operator==(const Point& p)const{
+    return fabs(x-p.x)<tolerance && fabs(y-p.y)<tolerance;
+}
+
 double Point::length()const
 {
     return sqrt( x*x + y*y );

src/Mod/Path/libarea/Point.h

@@ -48,7 +48,7 @@ public:
 	const Point operator-(const Point& p)const{return Point(x - p.x, y - p.y);}
 	const Point operator*(double d)const{return Point(x * d, y * d);}
 	const Point operator/(double d)const{return Point(x / d, y / d);}
-	bool operator==(const Point& p)const{return fabs(x-p.x)<tolerance && fabs(y-p.y)<tolerance;}
+	bool operator==(const Point& p)const;
 	bool operator!=(const Point &p)const{ return !(*this == p);}
 	double dist(const Point &p)const{double dx = p.x - x; double dy = p.y - y; return sqrt(dx*dx + dy*dy);}
     double length()const;

src/Mod/Path/libarea/PythonStuff.cpp

@@ -80,8 +80,8 @@ static void print_curve(const CCurve& c)
 	for(std::list<CVertex>::const_iterator It = c.m_vertices.begin(); It != c.m_vertices.end(); It++, i++)
 	{
 		const CVertex& vertex = *It;
-		printf("vertex %d type = %d, x = %g, y = %g", i+1, vertex.m_type, vertex.m_p.x / CArea::m_units, vertex.m_p.y / CArea::m_units);
+		printf("vertex %d type = %d, x = %g, y = %g", i+1, vertex.m_type, vertex.m_p.x / CArea::get_units(), vertex.m_p.y / CArea::get_units());
-		if(vertex.m_type)printf(", xc = %g, yc = %g", vertex.m_c.x / CArea::m_units, vertex.m_c.y / CArea::m_units);
+		if(vertex.m_type)printf(", xc = %g, yc = %g", vertex.m_c.x / CArea::get_units(), vertex.m_c.y / CArea::get_units());
 		printf("\n");
 	}
 }
@@ -112,12 +112,12 @@ static CVertex LastVertex(const CCurve& curve)
 
 static void set_units(double units)
 {
-	CArea::m_units = units;
+	CArea::set_units(units);
 }
 
 static double get_units()
 {
-	return CArea::m_units;
+	return CArea::get_units();
 }
 
 static bool holes_linked()